<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title></head><body> <style> table th{ background-color:cadetblue; } table th,table td{ border: 1px solid; } tbody td{ text-align: center; } </style> <table width="500"> <caption>课程表</caption> <thead> <th colspan="2"></th> <th>星期1</th> <th>星期2</th> <th>星期3</th> <th>星期4</th> <th>星期5</th> </thead> <tbody> <tr> <td rowspan="6">上午</td> </tr> <tr> <td>一</td> <td colspan="2">数学</td> <td>英语</td> <td>语文</td> <td>政治</td> </tr> <tr> <td>二</td> <td>英语</td> <td>语文</td> <td>历史</td> <td>生物</td> <td>体育</td> </tr> <tr> <td></td> <td colspan="5">课间操</td> </tr> <tr> <td>三</td> <td>语文</td> <td>英语</td> <td>政治</td> <td>历史</td> <td>化学</td> </tr> <tr> <td>四</td> <td>化学</td> <td>生物</td> <td>英语</td> <td>数学</td> <td>历史</td> </tr> <tr> <td colspan="7">午休</td> </tr> <tr> <td rowspan="2">下午</td> <td>六</td> <td colspan="2">政治</td> <td>英语</td> <td>数学</td> <td>语文</td> </tr> <tr> <td>七</td> <td>自习</td> <td>自习</td> <td>自习</td> <td>自习</td> <td>自习</td> </tr> <tr> <td colspan="7">放学回家做作业</td> </tbody> </table></body></html>
